Page 13 - Jun-Air - Compressors

Q2 adsorption dryer mounted on compressor

Model OF1202-40BQ3 mounted with a dryer

After being cooled, the air enters Following the filtration stage, air The dryer is controlled by a
the dryer through a shuttle valve passes through the desiccant bed PLC which periodically switches
and is directed into one of the where any remaining moisture is the solenoid valves when the
desiccant columns. Each column adsorbed by the desiccant beads. compressor is running, reversing
contains a unique desiccant the function of each column and
cartridge which incorporates inlet After drying, the air passes through therefore ensuring the continuous
and outlet filtration. particle filter, which retains any supply of clean and dry air.
remaining desiccant particles that
Bulk liquids (water) and particles are may have been carried through the
removed by the filtration/separation system (<1 µm ISO 8573.1 class
stage which is located on the inlet 2 dust). Simultaneously, a small
to the cartridge. Water is retained amount of dry air is counter-flowed
in a “quiet zone” until the column is down through the other cartridge
regenerated (when it will be vented and exhausted to atmosphere,
to atmosphere as the column is removing the moisture and thus
depressurized). regenerating that desiccant column.

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